package pers.xhh.frontapi.entity.vo.cart;

import java.math.BigDecimal;
import java.util.List;

/**
 * 购物车
 * @author wei-xhh
 * @date 2020-12-08
 */
public class CartVo {
    List<CartItem> items;
    // 商品数量
    private Integer countNum;

    // 商品类型
    private Integer countType;

    // 商品总价
    private BigDecimal totalAmount;

    // 减免
    private BigDecimal reduce = new BigDecimal("0.00");

    public List<CartItem> getItems() {
        return items;
    }

    public void setItems(List<CartItem> items) {
        this.items = items;
    }

    public Integer getCountNum() {
        int count = 0;
        if(items != null && items.size() > 0) {
            for (CartItem item : items) {
                count += item.getCount();
            }
        }
        return count;
    }

    public Integer getCountType() {
        int count = 0;
        if(items != null && items.size() > 0) {
            for (CartItem item : items) {
                count += 1;
            }
        }
        return count;
    }

    public BigDecimal getTotalAmount() {
        BigDecimal amount = new BigDecimal("0");
        // 计算购物项总价，选中的项
        if(items != null && items.size() > 0) {
            for (CartItem item : items) {
                if(item.getCheck()){
                    BigDecimal totalPrice = item.getTotalPrice();
                    amount = amount.add(totalPrice);
                }
            }
        }

        // 减去优惠总价
        BigDecimal subtract = amount.subtract(getReduce());

        return subtract;
    }

    public BigDecimal getReduce() {
        return reduce;
    }

    public void setReduce(BigDecimal reduce) {
        this.reduce = reduce;
    }
}
